Home / 475,253,699,177.82-713,173,770,170.37-220,235,548,911.78

Finding the Fourth Proportional to 475,253,699,177.82, 713,173,770,170.37 and 220,235,548,911.78

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Solution

The fourth proportional to 475,253,699,177.82, 713,173,770,170.37 and 220,235,548,911.78 is: 330,489,204,007.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,253,699,177.82 : 713,173,770,170.37 = 220,235,548,911.78 : x
  2. Step 2: Convert to fraction form
    475,253,699,177.82/713,173,770,170.37 = 220,235,548,911.78/x
  3. Step 3: Cross multiply
    475,253,699,177.82x = 713,173,770,170.37 × 220,235,548,911.78
  4. Step 4: Simplify right side
    475,253,699,177.82x = 157,066,216,742,955,062,919,168
  5. Step 5: Solve for x
    x = 157,066,216,742,955,062,919,168/475,253,699,177.82
  6. Step 6: Final answer
    x = 330,489,204,007.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.